Home / 30,802,433.25-42,509,718.72-17,571,901.48

Finding the Fourth Proportional to 30,802,433.25, 42,509,718.72 and 17,571,901.48

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Solution

The fourth proportional to 30,802,433.25, 42,509,718.72 and 17,571,901.48 is: 24,250,570.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,433.25 : 42,509,718.72 = 17,571,901.48 : x
  2. Step 2: Convert to fraction form
    30,802,433.25/42,509,718.72 = 17,571,901.48/x
  3. Step 3: Cross multiply
    30,802,433.25x = 42,509,718.72 × 17,571,901.48
  4. Step 4: Simplify right side
    30,802,433.25x = 746,976,589,254,227.50
  5. Step 5: Solve for x
    x = 746,976,589,254,227.50/30,802,433.25
  6. Step 6: Final answer
    x = 24,250,570.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.